Answer:
-4
Step-by-step explanation:
Average rate of change (Table 1) :
- A(x) = h(4) - h(1) / 4 - 1
- A(x) = 9 - 3 / 4 - 1
- A(x) = 6/3 = 2
Average rate of change (Table 2) :
- A(x) = j(4) - j(1) / 4 - 1
- A(x) = 0 - 6 / 4 - 1
- A(x) = -6/3 = -2
Difference : -2 - 2 = -4
